Cornelius I Series Spezifikationen PDF herunterladen (Seite 36)

TP00952

November 26, 2001 31

TROUBLESHOOTING

IMPORTANT: Only qualified personnel should service internal components or electrical wiring.

Trouble Probable Cause Remedy

CUBER NOT OPERATING

A. Power switch in “OFF”

position.

A. Place switch in “ON” position.

CUBER NOT OPERATING,

INDICATOR LIGHTS “OFF”,

NO POWER TO CIRCUIT

BOARD

A. Test power switch and leads. A. If defective, replace.

CUBER NOT OPERATING,

INDICATOR LIGHTS “OFF”,

POWER TO THE CIRCUIT

BOARD

A. Magnet not in proximity switch

field.

A. Water curtain drifting out of switch

range. Reduce clearance between

curtain and proximity switch.

B. No curtain movement. B. Adjust proximity switch.

C. Faulty proximity switch. C. Replace proximity switch.

D. Unit “OFF” due to bin full. D. Remove ice from curtain.

Eliminate curtain restriction.

PROXIMITY SWITCH LIGHT

“OUT”

A. Loose wire connection at

circuit board.

A. Tighten, reattach wire.

B. Proximity switch defective, see

check-out procedure.

B. Replace as needed.

C. Water curtain stuck, curtain

frozen to ice on evaporator.

Curtain hung on water pan,

proximity switch out of range.

C. Check and adjust as needed.

COMPRESSOR DOES NOT

RUN, CIRCUIT BOARD

INDICATOR LIGHTS “ON”

A. Check contactor and leads. A. Replace if defective.

B. Compressor overload “open”. B. Permit overload to cool and reset

or replace.

C. High pressure cut-out open.

(water cooled or remote

systems)

C. Press manual reset.

Determine cause:

Water supply shut off; water

pressure too low; water valve

defective or out of adjustment;

water condenser dirty or

corroded; unit overcharged; water

inlet pressure too high. Replace

defective component as needed.

D. Check compressor and start

components.

D. Replace as needed.

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